<?php
/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
class PwFriendsModel extends Model {
  /*
  *根据当前用户和目标用户的id，判断两人是否为朋友关系
  *uid=当前用户，fid=目标用户id
  */
   public function isFriend($uid,$fid){
      if(empty($uid) || empty()) return false;
	  else{
	    $m=M('');	  
	  }
   }
}
?>
